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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A214287 Primes of the form phi(n)-1 sorted by increasing n, where phi is the Euler totient function.

Table of values

n a(n)
1 3
2 5
3 3
4 5
5 3
6 3
7 11
8 5
9 7
10 7
11 5
12 17
13 7
14 11
15 7
16 19
17 11
18 17
19 11
20 7
21 29
22 19
23 23
24 11
25 17
26 23
27 11
28 41
29 19
30 23
31 41
32 19
33 31
34 23
35 17
36 23
37 59
38 29
39 31
40 47
41 19
42 31
43 43
44 23
45 23
46 71
47 59
48 23
49 31
50 53
51 23
52 41
53 23
54 71
55 43
56 59
57 71
58 31
59 41
60 59
61 31
62 101
63 47
64 47
65 107
66 71
67 47
68 71
69 31
70 109
71 59
72 79
73 59
74 83

List of values

[3, 5, 3, 5, 3, 3, 11, 5, 7, 7, 5, 17, 7, 11, 7, 19, 11, 17, 11, 7, 29, 19, 23, 11, 17, 23, 11, 41, 19, 23, 41, 19, 31, 23, 17, 23, 59, 29, 31, 47, 19, 31, 43, 23, 23, 71, 59, 23, 31, 53, 23, 41, 23, 71, 43, 59, 71, 31, 41, 59, 31, 101, 47, 47, 107, 71, 47, 71, 31, 109, 59, 79, 59, 83]

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